Transmission device.



in conical forni having connection at one end with the pulley and et the other end. with the said sleeve, a, clutch element in ixed relation to the sleeve, and a clutch element in fixed relation 'ao the hollow shaft, the said clutch elements being within the convolut-ions at the enlarged end of Jche spring.

2. .A ti'ansmission device` comprising ahollow shaft adapted *to be secured to a Shaft to he driven.J e pulley loose on `bhe hollow shale, e sleeve also loose on the shaft, e helical spring surrounding bhe sleeve, seid spring being connected at one end with the pulley and at the ,other end with the sleeve, a clutch member fixed on 4ehe hollow shaft, a clutch member in xed relation to the sleeve, :i spindle .within the hollow shaft and having zin end extending beyond the sleeve, a washer on the spindle bearing against he end of the sleeve opposite the clutch, e coiled spring surrounding bhe outer end of the spindle and bearing ai, one end against said washer, and a hand wheel on the spindle against which the opposite end 25 of the coiled spring abuts.

3. A, transmission device comprising a hollow shaft adapted to be secured to a shaft to be driven, a collar on said hollow shaft, i pulley loose on the shaft adjacent the collar, a. fixed clutch member on the hol;

low sha-ft at the opposite side of the pulley,

sleeve on the hollow shaft having a clutch member to cooperate with the clutch member on the hollow shaft, and a helical spring JOHN W'. HOWERY.

lVitnesses:

P. E. QRTON, EMMA V. HooPnR. 

